This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 10 |
| 6 | 40 |
| 7 | 55 |
| 8 | 162 |
| 9 | 264 |
| 10 | 506 |
| 11 | 870 |
| 12 | 948 |
| 13 | 1339 |
| 14 | 3587 |
| 15 | 6428 |
| 16 | 48490 |
| 17 | 81487 |